一道物理竞赛试题如图所示,小球A、B、C的质量均为m,球C到两滑轮的水平距离均为L,球的半径及滑轮的半径都远小于L.现时A、B、C三球静止,且滑轮间的细绳水平拉直,然后释放小球.当小球C的速
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![一道物理竞赛试题如图所示,小球A、B、C的质量均为m,球C到两滑轮的水平距离均为L,球的半径及滑轮的半径都远小于L.现时A、B、C三球静止,且滑轮间的细绳水平拉直,然后释放小球.当小球C的速](/uploads/image/z/10076166-54-6.jpg?t=%E4%B8%80%E9%81%93%E7%89%A9%E7%90%86%E7%AB%9E%E8%B5%9B%E8%AF%95%E9%A2%98%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%B0%8F%E7%90%83A%E3%80%81B%E3%80%81C%E7%9A%84%E8%B4%A8%E9%87%8F%E5%9D%87%E4%B8%BAm%2C%E7%90%83C%E5%88%B0%E4%B8%A4%E6%BB%91%E8%BD%AE%E7%9A%84%E6%B0%B4%E5%B9%B3%E8%B7%9D%E7%A6%BB%E5%9D%87%E4%B8%BAL%2C%E7%90%83%E7%9A%84%E5%8D%8A%E5%BE%84%E5%8F%8A%E6%BB%91%E8%BD%AE%E7%9A%84%E5%8D%8A%E5%BE%84%E9%83%BD%E8%BF%9C%E5%B0%8F%E4%BA%8EL.%E7%8E%B0%E6%97%B6A%E3%80%81B%E3%80%81C%E4%B8%89%E7%90%83%E9%9D%99%E6%AD%A2%2C%E4%B8%94%E6%BB%91%E8%BD%AE%E9%97%B4%E7%9A%84%E7%BB%86%E7%BB%B3%E6%B0%B4%E5%B9%B3%E6%8B%89%E7%9B%B4%2C%E7%84%B6%E5%90%8E%E9%87%8A%E6%94%BE%E5%B0%8F%E7%90%83.%E5%BD%93%E5%B0%8F%E7%90%83C%E7%9A%84%E9%80%9F)
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